RT Seven Lite is a customization tool designed to edit the installation package of the Windows 7 operating system. It allows you to add and remove components and features in order to create the installation package suitable for your computer. You can customize the Windows 7 installer a lot. You an change the default wallpaper, setup wallpaper, add a product key & also install custom programs as soon as Windows is installed! Overall, RT Seven Lite allows you to change the behavior and the interface of any new installation of the Windows 7 operating system. If you are frequently installing the OS this app can save you a lot of time.